- Led a team of in-house and overseas developers in designing, developing, and deploying scalable SaaS solutions for clients in the College and Career Readiness sector.- Worked closely with project managers and business stakeholders to define project goals, prioritize tasks, and ensure successful project delivery.- Facilitated daily standups, sprint planning, and retrospectives, driving team productivity and optimizing project outcomes using Agile methodologies.

Identity Management Solution & Security Enhancements:- Collaborated with cross-functional development teams to design and develop an identity management solution, integrating and synchronizing user accounts between MajorClarity and Paper platforms via Auth0 OAuth/Broker, enabling two-way authentication.- Investigated and mitigated vulnerabilities in the MajorClarity application and AWS infrastructure, informed by ongoing monitoring with Synk and annual security audits.

Led Scaling Initiative for MajorClarity Platform:- Spearheaded the initiative to scale the MajorClarity platform in response to rapid business growth. Designed and implemented horizontal scaling solutions using AWS infrastructure (Fargate, RDS Aurora, ElastiCache), and optimized the Ruby on Rails codebase, increasing workload capacity by over 50%.- Improved loading times by 50% and significantly enhanced scalability, eliminating critical errors during peak usage by implementing key optimization strategies such as N+1 query elimination, caching mechanisms, query refactoring, and asynchronous processing.- Developed a mass campaigns tool integrated with Postmark, enabling the CX team to conduct periodic email marketing, resulting in a 30% increase in user engagement.

Projects:http://www.lending7.comhttp://www.mapin7.comhttp://teaching724.com- Collaborate with a team of 4 engineers and a UI/UX designer in three projects including p2p lending platform, foreclosure properties investment app, online real estate license course app.- Project lead for online real estate license course app serving more than 1200 users; introduce ecommerce features with Stripe; create admin dashboard with ActiveAdmin to streamline workflow and increase productivity for internal staff to handle students registrations and bookkeeping.- Develop single page app with dynamic, robust contents using ReactJs/Rails frameworks.- Design and Develop robust and scalable Restful APIs using both Node.js and Rails to handle property info queries(foreclosure, county assessor...) against millions of records from multiple sources. - Design and Develop authentication scheme with Oauth2 and token base specifications for user access.- Design and Develop serverless backend infrastructure with Firebase/Google Cloud Platform for mobile apps.- Increase APIs performance by 80% by optimizing SQL queries, applying pagination, using Redis for caching.- Improve loading time by 60% by eliminating N+1 queries, integrating caching mechanism, refactoring Ruby and Javascript scripts and converting to asynchronous processing when necessary.- Improve productivity and workflow of internal staff by 10% by automating tasks such as generating PDF documentation, scheduling email and SMS texting (Twillo) reminders in various stage of loan processing.

-Designed and developed new bilingual dynamic/interactive site using Wordpress platform.-Integrated MLS listing search feature with Angular and built RESTful extended plugins to fetch raw feed data from RETS server.-Collaborated with agents to determine requirements of the website.

Designed and Developed Magento based ecommerce retail and wholesale sites.Maintained and updated website contents in conjunction with graphic designer.Provided overall tech support and system administration for the office.

Provide end (local and remote) users support on-site, via email and over the phone on both hardware and software issues.Install, maintain, and configure laptops and desktops, server, local/network printers and multifunction devices, mobile devices, including iPhone, Android, iPad, etc.Manage, install and configure LAN including router, switch, wired/wireless network, cabling.Implement, manage and troubleshoot overall VOIP system and Sabre Global Distribution SystemDevelop and implement overall network security measures against malware and viruses, system backup procedures and perform routine backup of server and workstations.Develop training materials and procedures for internal and end user use.Work with vendor support contacts as needed to resolve problemsManage the budget used for technical supplies procurementPrepare evaluations of software or hardware, and recommend improvements or upgrades.Website maintenance (changing graphics, fixing errors, adding product data/images) tracking + fixing web errorsUtilize Photoshop and other software to design logos, graphics and other marketing materials.